Vintage Plastic Bobbin Storage Case w/ 21 Metal Thread Bobbins ~ Sewing Machine

Might be for a Singer sewing machine.

21 Pcs Bobbin case Metal Bobbin Spool Sewing Supplies Sewing Machine Supplies Sewing Machine Accessory Bobbins Storage Case Sewing bobbins Clamps Saver Stainless Steel Quilting

Class 15k 66k Metal Bobbin, Standard Universal Metal Bobbins for Domestic Sewing Machines

Sewing Machine Bobbins Box Empty Bobbin Storage Organizer 25 - Temu

Bobbin Case Brother Sewing Machine Bobbin Case Singer Sewing Machine - 3pcs/set - Aliexpress

【Sturdy & Durable】High-quality heavy duty thread for sewing machine are made of polyester thread, high strength sewing machine thread will not easy to

Blibly 72Pcs Bobbins Sewing Thread Kits, 500 Yards Per Polyester Thread Spools with Needle, Threader, Scissors and Ruler, Prewound Bobbin with Case

Consult your machine’s manual to ensure the correct bobbin size. Use the bobbins beneath the needle plate in automatic sewing machines to wind the thread for your embroidery projects. Never add a thread to a partially wound bobbin, as it may be uneven and cause the thread to tangle or break.

Singer 2139 Class 66 Bobbins Metal 4-Count

Hemline Gold Bobbin Box

WILLBOND 3 Pcs Sewing Machine Bobbin Case and 15 Pieces Sewing Machine Bobbins Metal Sewing Bobbins with Shuttle Holder for Craft Sewing, Suitable for Front Loading 15 Class Machines

Sewing Machine Bobbins Box Empty Bobbin Storage Organizer 25 - Temu

Mandala Crafts Pre-Wound Sewing Thread Bobbin Set for Singer Kenmore B – MudraCrafts

How do you store your thread and other sewing notions? - Threads